From patchwork Fri May 6 13:05:53 2016
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
X-Patchwork-Submitter: Philipp Zabel
X-Patchwork-Id: 9032851
Return-Path:
X-Original-To: patchwork-dri-devel@patchwork.kernel.org
Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org
Received: from mail.kernel.org (mail.kernel.org [198.145.29.136])
by patchwork2.web.kernel.org (Postfix) with ESMTP id DEA4FBF29F
for ;
Fri, 6 May 2016 13:06:31 +0000 (UTC)
Received: from mail.kernel.org (localhost [127.0.0.1])
by mail.kernel.org (Postfix) with ESMTP id C15E220390
for ;
Fri, 6 May 2016 13:06:30 +0000 (UTC)
Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177])
by mail.kernel.org (Postfix) with ESMTP id DA347203B7
for ;
Fri, 6 May 2016 13:06:25 +0000 (UTC)
Received: from gabe.freedesktop.org (localhost [127.0.0.1])
by gabe.freedesktop.org (Postfix) with ESMTP id C84AC6EAB2;
Fri, 6 May 2016 13:06:20 +0000 (UTC)
X-Original-To: dri-devel@lists.freedesktop.org
Delivered-To: dri-devel@lists.freedesktop.org
Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de
[IPv6:2001:67c:670:201:290:27ff:fe1d:cc33])
by gabe.freedesktop.org (Postfix) with ESMTPS id 3CF836E344
for ;
Fri, 6 May 2016 13:06:19 +0000 (UTC)
Received: from paszta.hi.4.pengutronix.de ([10.1.0.120]
helo=paszta.pengutronix.de.)
by metis.ext.pengutronix.de with esmtp (Exim 4.80)
(envelope-from )
id 1ayfST-000702-FZ; Fri, 06 May 2016 15:06:17 +0200
From: Philipp Zabel
To: dri-devel@lists.freedesktop.org
Subject: [PATCH v16 7/8] clk: mediatek: Add hdmi_ref HDMI PHY PLL reference
clock output
Date: Fri, 6 May 2016 15:05:53 +0200
Message-Id: <1462539954-26158-8-git-send-email-p.zabel@pengutronix.de>
X-Mailer: git-send-email 2.1.4
In-Reply-To: <1462539954-26158-1-git-send-email-p.zabel@pengutronix.de>
References: <1462539954-26158-1-git-send-email-p.zabel@pengutronix.de>
X-SA-Exim-Connect-IP: 10.1.0.120
X-SA-Exim-Mail-From: p.zabel@pengutronix.de
X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de);
SAEximRunCond expanded to false
X-PTX-Original-Recipient: dri-devel@lists.freedesktop.org
Cc: Mark Rutland , Stephen Boyd ,
Michael Turquette ,
Jie Qiu ,
Cawa Cheng , YT Shen ,
Yingjoe Chen , devicetree@vger.kernel.org,
Jitao Shi , kernel@pengutronix.de,
Pawel Moll ,
Ian Campbell ,
Rob Herring , linux-mediatek@lists.infradead.org,
Matthias Brugger ,
Paul Bolle ,
Emil Velikov ,
Tomasz Figa , Kumar Gala
X-BeenThere: dri-devel@lists.freedesktop.org
X-Mailman-Version: 2.1.18
Precedence: list
List-Id: Direct Rendering Infrastructure - Development
List-Unsubscribe: ,
List-Archive:
List-Post:
List-Help:
List-Subscribe: ,
MIME-Version: 1.0
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel"
X-Spam-Status: No, score=-6.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED,
RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1
X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org
X-Virus-Scanned: ClamAV using ClamSMTP
The configurable hdmi_ref output of the PLL block is derived from
the tvdpll_594m clock signal via a configurable PLL post-divider.
It is used as the PLL reference input to the HDMI PHY module.
Signed-off-by: Philipp Zabel
Acked-by: James Liao
Acked-by: Stephen Boyd
---
drivers/clk/mediatek/clk-mt8173.c | 5 +++++
include/dt-bindings/clock/mt8173-clk.h | 3 ++-
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/mediatek/clk-mt8173.c b/drivers/clk/mediatek/clk-mt8173.c
index 85c0bfc..cf4fcb6 100644
--- a/drivers/clk/mediatek/clk-mt8173.c
+++ b/drivers/clk/mediatek/clk-mt8173.c
@@ -1095,6 +1095,11 @@ static void __init mtk_apmixedsys_init(struct device_node *node)
clk_data->clks[cku->id] = clk;
}
+ clk = clk_register_divider(NULL, "hdmi_ref", "tvdpll_594m", 0,
+ base + 0x40, 16, 3, CLK_DIVIDER_POWER_OF_TWO,
+ NULL);
+ clk_data->clks[CLK_APMIXED_HDMI_REF] = clk;
+
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
if (r)
pr_err("%s(): could not register clock provider: %d\n",
diff --git a/include/dt-bindings/clock/mt8173-clk.h b/include/dt-bindings/clock/mt8173-clk.h
index 7956ba1..6094bf7 100644
--- a/include/dt-bindings/clock/mt8173-clk.h
+++ b/include/dt-bindings/clock/mt8173-clk.h
@@ -176,7 +176,8 @@
#define CLK_APMIXED_LVDSPLL 13
#define CLK_APMIXED_MSDCPLL2 14
#define CLK_APMIXED_REF2USB_TX 15
-#define CLK_APMIXED_NR_CLK 16
+#define CLK_APMIXED_HDMI_REF 16
+#define CLK_APMIXED_NR_CLK 17
/* INFRA_SYS */